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Mirion Technologies
MIR

116 hedge funds and large institutions have $477M invested in Mirion Technologies in 2021 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 29 increasing their positions, 37 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

26% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 19

25% more capital invested

Capital invested by funds: $381M → $477M (+$96.7M)

12.66% more ownership

Funds ownership: 48.65% → 61.31% (+13%)

5% more funds holding

Funds holding: 111 → 116 (+5)

19% less call options, than puts

Call options by funds: $46M | Put options by funds: $57.1M

22% less repeat investments, than reductions

Existing positions increased: 29 | Existing positions reduced: 37

Holders
116
Holders Change
+5
Holders Change %
+4.5%
% of All Funds
2.02%
Holding in Top 10
5
Holding in Top 10 Change
+5
Holding in Top 10 Change %
% of All Funds
0.09%
New
24
Increased
29
Reduced
37
Closed
19
Calls
$46M
Puts
$57.1M
Net Calls
-$11.1M
Net Calls Change
-$25.7M

Top Buyers

1
RCM
Ratan Capital Management
Florida
+$38.4M
2
LWCA
Locust Wood Capital Advisers
New York
+$21.6M
3
FBCM
Fort Baker Capital Management
California
+$16.2M
4
CCM
Corsair Capital Management
New York
+$13.4M
5
AIMCA
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
+$8.46M

Top Sellers

1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$13.7M
2
Blackstone Inc
Blackstone Inc
New York
-$10.3M
3
AC
Athanor Capital
New York
-$8.16M
4
AAP
Ardsley Advisory Partners
Connecticut
-$7.82M
5
GCM
Graham Capital Management
Connecticut
-$6.54M
Name Holding Trade Value Shares
Change 		Change in
Stake
Citigroup
101
Citigroup
New York
$21K – – –
CWC
102
Carolinas Wealth Consulting
North Carolina
$21K +$20.3K +1,978 New
AIM
103
Anchor Investment Management
South Carolina
$20.8K +$20.6K +2,000 New
EWA
104
Evolution Wealth Advisors
Florida
$19K – – –
PI
105
PEAK6 Investments
Illinois
$14K -$51 -5 -0.4%
JPLA
106
Joseph P. Lucia & Associates
New York
$13K -$720 -70 -5%
TRCT
107
Tower Research Capital (TRC)
New York
$7K -$114K -11,051 -94%
APA
108
American Portfolios Advisors
New York
$5.2K – – –
Osaic Holdings
109
Osaic Holdings
Arizona
$5K -$7.55K -734 -60%
JCM
110
Jacobi Capital Management
Pennsylvania
$4K – – –
AFG
111
Albion Financial Group
Utah
$3K +$3.09K +300 New
CHA
112
Carmichael Hill & Associates
Maryland
$2K – – –
FF
113
FourThought Financial
Florida
$2K – – –
HR
114
Howe & Rusling
New York
$2K – – –
Walleye Capital
115
Walleye Capital
New York
$608 +$602K +58,504 New
KJHP
116
K.J. Harrison & Partners
Ontario, Canada
$333 +$329K +32,000 New
AAP
117
Ardsley Advisory Partners
Connecticut
– -$7.82M -750,000 Closed
CH
118
CVI Holdings
Delaware
– -$5.21M -500,000 Closed
PMAM
119
Picton Mahoney Asset Management
Ontario, Canada
– -$2.99M -286,430 Closed
Arrowstreet Capital
120
Arrowstreet Capital
Massachusetts
– -$2.46M -235,717 Closed
PC
121
Periscope Capital
Ontario, Canada
– -$2.4M -230,000 Closed
FCM
122
Fortis Capital Management
Washington
– -$1.67M -160,200 Closed
AA
123
AQR Arbitrage
Connecticut
– -$1.04M -100,000 Closed
PSAMP
124
P. Schoenfeld Asset Management (PSAM)
New York
– -$763K -73,147 Closed
CLCM
125
Crawford Lake Capital Management
New Jersey
– -$539K -51,719 Closed
2 3 4
5
6

MIR Hedge Fund Activity: Q2 2021 in Review

116 of the 5,745 institutional investors tracked by Wall St. Rank reported a position in Mirion Technologies (MIR) for Q2 2021, worth a combined $477M — up 25% from $381M a quarter earlier.

Buyers outnumbered sellers: 24 funds opened new MIR positions and 19 closed out — a net gain of 5 holders — while 29 added to existing stakes and 37 trimmed.

The largest buyer was Ratan Capital Management, adding an estimated $38.4M. The largest seller was Susquehanna International Group, cutting an estimated $13.7M.

  • 116 institutional investors held Mirion Technologies (MIR) as of Q2 2021, up from 111 in Q1 2021.
  • Funds reported $477M of Mirion Technologies stock for Q2 2021, up 25% quarter-over-quarter.
  • 24 funds opened new Mirion Technologies positions in Q2 2021 and 19 closed out, a net change of +5 holders.
  • The largest Mirion Technologies buyer in Q2 2021 was Ratan Capital Management, an estimated $38.4M added.
  • The largest Mirion Technologies seller in Q2 2021 was Susquehanna International Group, an estimated $13.7M sold.

Based on aggregated 13F filings for Q2 2021.